>3u2sB (B:) observed residues (from ATOM records)
saltqpasvsgspgqsitiscqgtsndvggyesvswyqqhpgkapkvviydvskrpsgvs
nrfsgsksgntasltisglqaedegdyycksltstrrrvfgtgtkltvlgqpkaapsvtl
fppsseelqankatlvclisdfypgavtvawkadsspvkagvetttpskqsnnkyaassy
lsltpeqwkshksyscqvthegstvektvap